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<title>SFNet synthesized samples</title>
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<hr> <center> <h2 style="color:blue"> Samples of synthesized speech using speaker independent neural vocoders </h2> </center>
<hr>

<h4> Samples to support our paper titled "SFNet: A computationally efficient source filter model based neural speech synthesis". </h4>
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<hr>
<p> <b>This page contains following samples:</b><br>
</p><ol> 
<li><b> Original</b>: These are the original recorded speech from target speakers (TS).</li>

<li><b>LPCnet-192</b>: These are synthsized samples using a LPCnet trained using TSP database. </li>
<li><b>SFNet-32</b>: These are synthsized samples from the proposed SF net with fixed gamma tone filterbank with U=32 units </li>
<li><b>SFNet-64</b>: These are synthsized samples from the proposed SF net with fixed gamma tone filterbank with U=64 units </li>
<li><b>SFNet-32-L </b>: These are synthsized samples from the proposed SF net with the learned filterbank with U=32 units </li>

</ol>
More details can be found in our <a href="https://ieeexplore.ieee.org/document/9126129.">paper</a>, <a href="https://github.com/araomv/SFNet/blob/master/EECS_presentation.pdf">EECS presntation</a>.
<hr>
	 <br>
<p> <b>Unseen English speaker samples:</b><br>
<br>	


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<table border="1" align="center">
<tbody><tr>
<td height="40" width="120">Test file</td>
<td height="40" width="120">Original</td>
<td height="40" width="120"> LPCnet-192 </td>
<td height="40" width="120"> SFNet-32 </td>
<td height="40" width="120"> SFNet-64 </td>
<td height="40" width="120"> SFNet-32-L </td>
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<td height="40" width="120">B4</td>
<td height="40" width="120">Pe2N</td>
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<tr>
<td>M1</td>
<td><a onclick="this.firstChild.play()"><audio><source src="./web_wv/reference_1.mp3"></audio><img width="30" alt="" src="./web_wv/audio.gif" height="30"></a></td>
<td><a onclick="this.firstChild.play()"><audio><source src="./web_wv/test_d_1.mp3"></audio><img width="30" alt="" src="./web_wv/audio.gif" height="30"></a></td>
<td><a onclick="this.firstChild.play()"><audio><source src="./web_wv/test_a_1.mp3"></audio><img width="30" alt="" src="./web_wv/audio.gif" height="30"></a></td>
<td><a onclick="this.firstChild.play()"><audio><source src="./web_wv/test_b_1.mp3"></audio><img width="30" alt="" src="./web_wv/audio.gif" height="30"></a></td>
<td><a onclick="this.firstChild.play()"><audio><source src="./web_wv/test_c_1.mp3"></audio><img width="30" alt="" src="./web_wv/audio.gif" height="30"></a></td>
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<tr>
<td>M2</td>
<td><a onclick="this.firstChild.play()"><audio><source src="./web_wv/reference_6.mp3"></audio><img width="30" alt="" src="./web_wv/audio.gif" height="30"></a></td>
<td><a onclick="this.firstChild.play()"><audio><source src="./web_wv/test_d_6.mp3"></audio><img width="30" alt="" src="./web_wv/audio.gif" height="30"></a></td>
<td><a onclick="this.firstChild.play()"><audio><source src="./web_wv/test_a_6.mp3"></audio><img width="30" alt="" src="./web_wv/audio.gif" height="30"></a></td>
<td><a onclick="this.firstChild.play()"><audio><source src="./web_wv/test_b_6.mp3"></audio><img width="30" alt="" src="./web_wv/audio.gif" height="30"></a></td>
<td><a onclick="this.firstChild.play()"><audio><source src="./web_wv/test_c_6.mp3"></audio><img width="30" alt="" src="./web_wv/audio.gif" height="30"></a></td>
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<td><a onclick="this.firstChild.play()"><audio><source src="./files/B4/2.wav"></audio><img width="30" alt="" src="./files/audio.gif" height="30"></a></td>
<td><a onclick="this.firstChild.play()"><audio><source src="./files/pe2N/2.wav"></audio><img width="30" alt="" src="./files/audio.gif" height="30"></a></td>
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<tr>
<td>F1</td>
<td><a onclick="this.firstChild.play()"><audio><source src="./web_wv/reference_11.mp3"></audio><img width="30" alt="" src="./web_wv/audio.gif" height="30"></a></td>
<td><a onclick="this.firstChild.play()"><audio><source src="./web_wv/test_d_11.mp3"></audio><img width="30" alt="" src="./web_wv/audio.gif" height="30"></a></td>
<td><a onclick="this.firstChild.play()"><audio><source src="./web_wv/test_a_11.mp3"></audio><img width="30" alt="" src="./web_wv/audio.gif" height="30"></a></td>
<td><a onclick="this.firstChild.play()"><audio><source src="./web_wv/test_b_11.mp3"></audio><img width="30" alt="" src="./web_wv/audio.gif" height="30"></a></td>
<td><a onclick="this.firstChild.play()"><audio><source src="./web_wv/test_c_11.mp3"></audio><img width="30" alt="" src="./web_wv/audio.gif" height="30"></a></td>

</tr>
<tr>
<td>F2</td>
<td><a onclick="this.firstChild.play()"><audio><source src="./web_wv/reference_20.mp3"></audio><img width="30" alt="" src="./web_wv/audio.gif" height="30"></a></td>
<td><a onclick="this.firstChild.play()"><audio><source src="./web_wv/test_d_20.mp3"></audio><img width="30" alt="" src="./web_wv/audio.gif" height="30"></a></td>
<td><a onclick="this.firstChild.play()"><audio><source src="./web_wv/test_a_20.mp3"></audio><img width="30" alt="" src="./web_wv/audio.gif" height="30"></a></td>
<td><a onclick="this.firstChild.play()"><audio><source src="./web_wv/test_b_20.mp3"></audio><img width="30" alt="" src="./web_wv/audio.gif" height="30"></a></td>
<td><a onclick="this.firstChild.play()"><audio><source src="./web_wv/test_c_20.mp3"></audio><img width="30" alt="" src="./web_wv/audio.gif" height="30"></a></td>

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</p><p> <b>Mismatched Language Case Evaluation (Kannada and Hindi):</b><br>

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<br>

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<table border="1" align="center">
<tbody><tr>
<td height="40" width="120">Test file</td>
<td height="40" width="120">Original</td>
<td height="40" width="120"> LPCnet-192 </td>
<td height="40" width="120"> SFNet-32 </td>
<td height="40" width="120"> SFNet-64 </td>
<td height="40" width="120"> SFNet-32-L </td>
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<td height="40" width="120">B4</td>
<td height="40" width="120">Pe2N</td>
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</tr>
<tr>
<td>Kannada-1</td>
<td><a onclick="this.firstChild.play()"><audio><source src="./web_wv_kan/reference_3.mp3"></audio><img width="30" alt="" src="./web_wv/audio.gif" height="30"></a></td>
<td><a onclick="this.firstChild.play()"><audio><source src="./web_wv_kan/test_d_3.mp3"></audio><img width="30" alt="" src="./web_wv/audio.gif" height="30"></a></td>
<td><a onclick="this.firstChild.play()"><audio><source src="./web_wv_kan/test_a_3.mp3"></audio><img width="30" alt="" src="./web_wv/audio.gif" height="30"></a></td>
<td><a onclick="this.firstChild.play()"><audio><source src="./web_wv_kan/test_b_3.mp3"></audio><img width="30" alt="" src="./web_wv/audio.gif" height="30"></a></td>
<td><a onclick="this.firstChild.play()"><audio><source src="./web_wv_kan/test_c_3.mp3"></audio><img width="30" alt="" src="./web_wv/audio.gif" height="30"></a></td>
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<td><a onclick="this.firstChild.play()"><audio><source src="./files/pe2N/1.wav"></audio><img width="30" alt="" src="./files/audio.gif" height="30"></a></td>
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<td>Kannada-2</td>
<td><a onclick="this.firstChild.play()"><audio><source src="./web_wv_kan/reference_5.mp3"></audio><img width="30" alt="" src="./web_wv/audio.gif" height="30"></a></td>
<td><a onclick="this.firstChild.play()"><audio><source src="./web_wv_kan/test_d_5.mp3"></audio><img width="30" alt="" src="./web_wv/audio.gif" height="30"></a></td>
<td><a onclick="this.firstChild.play()"><audio><source src="./web_wv_kan/test_a_5.mp3"></audio><img width="30" alt="" src="./web_wv/audio.gif" height="30"></a></td>
<td><a onclick="this.firstChild.play()"><audio><source src="./web_wv_kan/test_b_5.mp3"></audio><img width="30" alt="" src="./web_wv/audio.gif" height="30"></a></td>
<td><a onclick="this.firstChild.play()"><audio><source src="./web_wv_kan/test_c_5.mp3"></audio><img width="30" alt="" src="./web_wv/audio.gif" height="30"></a></td>
<!--
<td><a onclick="this.firstChild.play()"><audio><source src="./files/B4/2.wav"></audio><img width="30" alt="" src="./files/audio.gif" height="30"></a></td>
<td><a onclick="this.firstChild.play()"><audio><source src="./files/pe2N/2.wav"></audio><img width="30" alt="" src="./files/audio.gif" height="30"></a></td>
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</tr>
<tr>
<td>Hindi-1</td>
<td><a onclick="this.firstChild.play()"><audio><source src="./web_wv_hin/reference_2.mp3"></audio><img width="30" alt="" src="./web_wv/audio.gif" height="30"></a></td>
<td><a onclick="this.firstChild.play()"><audio><source src="./web_wv_hin/test_d_2.mp3"></audio><img width="30" alt="" src="./web_wv/audio.gif" height="30"></a></td>
<td><a onclick="this.firstChild.play()"><audio><source src="./web_wv_hin/test_a_2.mp3"></audio><img width="30" alt="" src="./web_wv/audio.gif" height="30"></a></td>
<td><a onclick="this.firstChild.play()"><audio><source src="./web_wv_hin/test_b_2.mp3"></audio><img width="30" alt="" src="./web_wv/audio.gif" height="30"></a></td>
<td><a onclick="this.firstChild.play()"><audio><source src="./web_wv_hin/test_c_2.mp3"></audio><img width="30" alt="" src="./web_wv/audio.gif" height="30"></a></td>

</tr>
<tr>
<td>Hindi-2</td>
<td><a onclick="this.firstChild.play()"><audio><source src="./web_wv_hin/reference_5.mp3"></audio><img width="30" alt="" src="./web_wv/audio.gif" height="30"></a></td>
<td><a onclick="this.firstChild.play()"><audio><source src="./web_wv_hin/test_d_5.mp3"></audio><img width="30" alt="" src="./web_wv/audio.gif" height="30"></a></td>
<td><a onclick="this.firstChild.play()"><audio><source src="./web_wv_hin/test_a_5.mp3"></audio><img width="30" alt="" src="./web_wv/audio.gif" height="30"></a></td>
<td><a onclick="this.firstChild.play()"><audio><source src="./web_wv_hin/test_b_5.mp3"></audio><img width="30" alt="" src="./web_wv/audio.gif" height="30"></a></td>
<td><a onclick="this.firstChild.play()"><audio><source src="./web_wv_hin/test_c_5.mp3"></audio><img width="30" alt="" src="./web_wv/audio.gif" height="30"></a></td>

</tr>
<tr>

	
	
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	 <br><br>




<hr>

<p> <b>Thanks for your interest! </b><br>
 If you have any questions, please drop us an email: <a href="mailto:achuthr@iisc.ac.in" target="_blank">achuthr@iisc.ac.in</a> (Achuth Rao MV), <a href="mailto:prasantg@iisc.ac.in" target="_blank">prasantg@iisc.ac.in</a><wbr>(Prasanta Kumar Ghosh)
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